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Which statement is true about the function f(x)= StartRoot negative x EndRoot?

The domain of the graph is all real numbers.
The range of the graph is all real numbers.
The domain of the graph is all real numbers less than or equal to 0.
The range of the graph is all real numbers less than or equal to 0.

Sagot :

Sqdancefanidn

Answer:

 (c)  The domain of the graph is all real numbers less than or equal to 0.

Step-by-step explanation:

You want the correct description of the domain or range of the function ...

  f(x) = √(-x).

Domain

The function is defined for non-negative values under the radical:

  -x ≥ 0

  x ≤ 0 . . . . . multiply by -1

The domain of the graph is all real numbers less than or equal to 0, choice C.

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Additional comment

As you can see in the attachment, the range (vertical extent) is all real numbers greater than or equal to 0, as it is for any square root function.

View image Sqdancefan
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